diff options
Diffstat (limited to 'target/linux/adm5120/files-3.14/arch/mips/include/asm/mach-adm5120/adm5120_nand.h')
| -rw-r--r-- | target/linux/adm5120/files-3.14/arch/mips/include/asm/mach-adm5120/adm5120_nand.h | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/target/linux/adm5120/files-3.14/arch/mips/include/asm/mach-adm5120/adm5120_nand.h b/target/linux/adm5120/files-3.14/arch/mips/include/asm/mach-adm5120/adm5120_nand.h deleted file mode 100644 index 1e2f3bd15d..0000000000 --- a/target/linux/adm5120/files-3.14/arch/mips/include/asm/mach-adm5120/adm5120_nand.h +++ /dev/null @@ -1,89 +0,0 @@ -/* - * ADM5120 NAND interface definitions - * - * This header file defines the hardware registers of the ADM5120 SoC - * built-in NAND interface. - * - * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> - * - * NAND interface routines was based on a driver for Linux 2.6.19+ which - * was derived from the driver for Linux 2.4.xx published by Mikrotik for - * their RouterBoard 1xx and 5xx series boards. - * Copyright (C) 2007 David Goodenough <david.goodenough@linkchoose.co.uk> - * Copyright (C) 2007 Florian Fainelli <florian@openwrt.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - */ - -#ifndef _MACH_ADM5120_NAND_H -#define _MACH_ADM5120_NAND_H - -#include <linux/types.h> -#include <linux/io.h> - -#include <asm/mach-adm5120/adm5120_defs.h> -#include <asm/mach-adm5120/adm5120_switch.h> - -/* NAND control registers */ -#define NAND_REG_DATA 0x0 /* data register */ -#define NAND_REG_SET_CEn 0x1 /* CE# low */ -#define NAND_REG_CLR_CEn 0x2 /* CE# high */ -#define NAND_REG_CLR_CLE 0x3 /* CLE low */ -#define NAND_REG_SET_CLE 0x4 /* CLE high */ -#define NAND_REG_CLR_ALE 0x5 /* ALE low */ -#define NAND_REG_SET_ALE 0x6 /* ALE high */ -#define NAND_REG_SET_SPn 0x7 /* SP# low (use spare area) */ -#define NAND_REG_CLR_SPn 0x8 /* SP# high (do not use spare area) */ -#define NAND_REG_SET_WPn 0x9 /* WP# low */ -#define NAND_REG_CLR_WPn 0xA /* WP# high */ -#define NAND_REG_STATUS 0xB /* Status register */ - -#define ADM5120_NAND_STATUS_READY 0x80 - -#define NAND_READ_REG(r) \ - readb((void __iomem *)KSEG1ADDR(ADM5120_NAND_BASE) + (r)) -#define NAND_WRITE_REG(r, v) \ - writeb((v), (void __iomem *)KSEG1ADDR(ADM5120_NAND_BASE) + (r)) - -/*-------------------------------------------------------------------------*/ - -static inline void adm5120_nand_enable(void) -{ - SW_WRITE_REG(SWITCH_REG_BW_CNTL1, BW_CNTL1_NAND_ENABLE); - SW_WRITE_REG(SWITCH_REG_BOOT_DONE, 1); -} - -static inline void adm5120_nand_set_wpn(unsigned int set) -{ - NAND_WRITE_REG((set) ? NAND_REG_SET_WPn : NAND_REG_CLR_WPn, 1); -} - -static inline void adm5120_nand_set_spn(unsigned int set) -{ - NAND_WRITE_REG((set) ? NAND_REG_SET_SPn : NAND_REG_CLR_SPn, 1); -} - -static inline void adm5120_nand_set_cle(unsigned int set) -{ - NAND_WRITE_REG((set) ? NAND_REG_SET_CLE : NAND_REG_CLR_CLE, 1); -} - -static inline void adm5120_nand_set_ale(unsigned int set) -{ - NAND_WRITE_REG((set) ? NAND_REG_SET_ALE : NAND_REG_CLR_ALE, 1); -} - -static inline void adm5120_nand_set_cen(unsigned int set) -{ - NAND_WRITE_REG((set) ? NAND_REG_SET_CEn : NAND_REG_CLR_CEn, 1); -} - -static inline u8 adm5120_nand_get_status(void) -{ - return NAND_READ_REG(NAND_REG_STATUS); -} - -#endif /* _MACH_ADM5120_NAND_H */ |